Lee's anger issues continue to jeopardize his relationship with Rena and threaten to derail both of their weight loss journeys; a major life event sends Sarah into a depression, and she must pull herself out of if she wants to keep losing weight.

Liz has gone from being bedbound with lymphedemas on both legs, to standing and walking, but old fears are about to threaten her progress. And if Jenn and Marissa can't get along as mother and daughter to lose weight, they'll have to proceed apart.